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| author |   Adrian Hunter <adrian.hunter@intel.com> | 2019-11-15 14:42:25 +0200 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-11-22 10:48:13 -0300 |
| commit | 32a1ece4bdbde24734ab16484bad7316f03fc42d (patch) | |
| tree | b6475f4eed483488914ece78cf8d7c4a9dc4efb3 /tools/perf/arch/x86/util/intel-bts.c | |
| parent | perf intel-pt: Add support for decoding AUX area samples (diff) | |
| download | linux-dev-32a1ece4bdbde24734ab16484bad7316f03fc42d.tar.xz linux-dev-32a1ece4bdbde24734ab16484bad7316f03fc42d.zip | |
perf intel-bts: Does not support AUX area sampling
Add an error message because Intel BTS does not support AUX area
sampling.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lore.kernel.org/lkml/20191115124225.5247-16-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/arch/x86/util/intel-bts.c')
| -rw-r--r-- | tools/perf/arch/x86/util/intel-bts.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/perf/arch/x86/util/intel-bts.c b/tools/perf/arch/x86/util/intel-bts.c index f7f68a50a5cd..27d9e214d068 100644 --- a/tools/perf/arch/x86/util/intel-bts.c +++ b/tools/perf/arch/x86/util/intel-bts.c @@ -113,6 +113,11 @@ static int intel_bts_recording_options(struct auxtrace_record *itr, const struct perf_cpu_map *cpus = evlist->core.cpus; bool privileged = perf_event_paranoid_check(-1); + if (opts->auxtrace_sample_mode) { + pr_err("Intel BTS does not support AUX area sampling\n"); + return -EINVAL; + } + btsr->evlist = evlist; btsr->snapshot_mode = opts->auxtrace_snapshot_mode; |